[INFO] cloning repository https://github.com/tikue/search_engine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tikue/search_engine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Fsearch_engine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Fsearch_engine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8cecf5433a4e726f34249d846009740621e3ab71
[INFO] testing tikue/search_engine against master#61223975d46f794466efa832bc7562b9707ecc46+rustflags=-Copt-level=3 for pr-121282
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftikue%2Fsearch_engine" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tikue/search_engine on toolchain 61223975d46f794466efa832bc7562b9707ecc46
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tikue/search_engine
[INFO] finished tweaking git repo https://github.com/tikue/search_engine
[INFO] tweaked toml for git repo https://github.com/tikue/search_engine written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tikue/search_engine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+61223975d46f794466efa832bc7562b9707ecc46" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/tikue/inverted_index.git`
[INFO] [stderr]     Updating git repository `https://github.com/Manishearth/rust-clippy`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded route-recognizer v0.1.11
[INFO] [stderr]   Downloaded staticfile v0.0.6
[INFO] [stderr]   Downloaded persistent v0.0.7
[INFO] [stderr]   Downloaded urlencoded v0.2.0
[INFO] [stderr]   Downloaded router v0.0.15
[INFO] [stderr]   Downloaded sequence_trie v0.0.13
[INFO] [stderr]   Downloaded bodyparser v0.0.6
[INFO] [stderr]   Downloaded httparse v0.1.6
[INFO] [stderr]   Downloaded openssl-sys v0.6.5
[INFO] [stderr]   Downloaded log v0.3.2
[INFO] [stderr]   Downloaded itertools v0.4.1
[INFO] [stderr]   Downloaded openssl v0.6.5
[INFO] [stderr]   Downloaded time v0.1.32
[INFO] [stderr]   Downloaded hyper v0.6.14
[INFO] [stderr]   Downloaded unicode-normalization v0.1.1
[INFO] [stderr]   Downloaded iron v0.2.2
[INFO] [stderr] error: failed to parse manifest at `/workspace/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/iron-0.2.2/Cargo.toml`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse the version requirement `0.2*` for dependency `plugin`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   expected comma after minor version number, found '*'
[ERROR] this task or one of its parent failed!
[ERROR] command failed: exit status: 101
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.